1 definition by Kageyama's Milk Bottle

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Hes a character in the Anime Haikyuu
Barry B benson in anime form, he also looks like Sangwoo-
" Omi Omi " - Atsumu 24/7

Person one: Oh you know Haikyuu?
Person two: Yea
Person one: My fave character is Atsumu !!